Amanda Bynes tweet to Rihanna "Chris Brown Beat You Because You're Not Pretty Enough"

Amanda Bynes tweeted some insults towards Rihanna: "@rihanna Chris Brown beat you because you're not pretty enough." She followed it up with naming her dog Rihanna, as reported on TMZ.

The said tweets have been deleted immediately after being posted.

Rihanna replied with:
@AmandaBynes Ya see what happens when they cancel Intervention?

Amanda responded and quickly deleted it: "unlike ur fugly faced self I don't do drugs! U need the intervention dog! I met ur ugly face in person! U aren't pretty u know it!"